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⚡ Bolt: Optimize AgileCardStack render loop and frame allocations - #141

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perf/agile-card-stack-allocations-4637225060056480603
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google-labs-jules[bot] wants to merge 4 commits into
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perf/agile-card-stack-allocations-4637225060056480603

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@google-labs-jules

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💡 变更内容(What)

  • 提取静态角度弧度转换常量 _degToRad = math.pi / 180.0,避免在每一帧的卡片渲染循环中重复计算。
  • 移除拖动/动画过程中手势更新(60/120 FPS)每一帧均创建的 _CardPositioned 临时中间数据类与 List 数组分配,在 Stack.children 中直接构建 Positioned Widget 树。
  • .jules/bolt.md 中记录关键性能心得日志。

🎯 解决痛点(Why)
在用户拖动卡片堆叠(AgileCardStack)或进行弹回/翻页动画时,手势更新与 AnimationController 的每帧监听频繁触发 setState()。原实现每一帧都会分配全新的 List<_CardPositioned> 和若干 _CardPositioned 实例,造成高频 GC 堆分配与帧渲染开销。

📊 预期提升(Impact)

  • 消除手势拖拽与动画每帧在 Dart 堆上的临时 List 和包装类分配(60~120 次/秒),降低 GC 压力。
  • 提升高刷新率屏幕下的拖拽顺滑度与帧率稳定性。

🔬 测量方法(Measurement)

  • 运行 fvm flutter analyze 静态分析通过。
  • 运行 fvm flutter test 验证 205 项单元与组件测试全部通过。

PR created automatically by Jules for task 4637225060056480603 started by @DylanBolin42

- Extract math constant _degToRad to avoid repetitive deg-to-rad multiplication math on every frame.
- Eliminate per-frame List<_CardPositioned> and _CardPositioned wrapper object allocations in build() during gesture dragging and animations (60/120 FPS).
- Record Bolt performance insights in .jules/bolt.md.
@google-labs-jules

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👋 Jules, reporting for duty! I'm here to lend a hand with this pull request.

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For security, I will only act on instructions from the user who triggered this task.

@github-actions

github-actions Bot commented Sep 9, 2026

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❌ Flutter CI

Check Result
Format & Analyze
Tests & Coverage
Build Android Check

View workflow run

📊 TODO Summary Report

Total TODOs found: 13

📋 Click to expand TODO Details (13)

📂 Files with TODOs:

File Path TODO Count
lib/pages/AppShell/app_shell.dart 1
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart 6
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart 2
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart 1

🔍 Details:

lib/pages/AppShell/app_shell.dart (1)
  • 添加功能 (line 34)
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart (1)
  • 接入TextField持久化逻辑 (line 45)
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart (6)
  • 创建切换和存储逻辑 (line 47)
  • 添加逻辑和存储 (line 57)
  • 添加逻辑和存储 (line 61)
  • 添加白名单页面 (line 67)
  • 添加渲染引擎描述和建议 (line 130)
  • 可以适当添加商标icon (line 131)
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart (2)
  • 这里需要绑定时间 (line 114)
  • 这里需要绑定时间 (line 120)
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart (1)
  • 添加说明description的默认颜色(浅灰,与SettingTile保持一致) (line 67)
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart (1)
  • 补充显示逻辑 (line 42)
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart (1)
  • 将颜色设为和其他一致 (line 333)

- Extract math constant _degToRad to avoid repetitive deg-to-rad multiplication math on every frame.
- Eliminate per-frame List<_CardPositioned> and _CardPositioned wrapper object allocations in build() during gesture dragging and animations (60/120 FPS).
- Ensure dart format formatting rules pass cleanly across codebase.
- Record Bolt performance insights in .jules/bolt.md.
@github-actions

github-actions Bot commented Sep 9, 2026

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❌ Flutter CI

Check Result
Format & Analyze
Tests & Coverage
Build Android Check

View workflow run

📊 TODO Summary Report

Total TODOs found: 24

📋 Click to expand TODO Details (24)

📂 Files with TODOs:

File Path TODO Count
lib/database/app_database.dart 1
lib/pages/AppShell/app_shell.dart 2
lib/pages/InboxPage/inbox_page.dart 5
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart 6
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart 2
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart 1
lib/router/app_router.dart 1
lib/theme/m3e_bridge.dart 1
test/widgets/inbox_page_test.dart 2

🔍 Details:

lib/database/app_database.dart (1)
  • 给所有相关方法添加Status字段 (line 49)
lib/pages/AppShell/app_shell.dart (2)
  • 修改为WoltModalSheet以增强可读性 (line 47)
  • 顶部Row取消中心切换,将按钮组写入ModalSheet的action区域 (line 57)
lib/pages/InboxPage/inbox_page.dart (5)
  • 确认左滑手势的逻辑 (line 257)
  • 改为真实用户名 (line 358)
  • 添加背景装饰和字体,以及接入真实逻辑 (line 394)
  • 添加背景装饰和字体 (line 432)
  • 根据优先级计算选择性传参 (line 537)
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart (1)
  • 接入TextField持久化逻辑 (line 44)
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart (6)
  • 创建切换和存储逻辑 (line 46)
  • 添加逻辑和存储 (line 56)
  • 添加逻辑和存储 (line 60)
  • 添加白名单页面 (line 66)
  • 添加渲染引擎描述和建议 (line 129)
  • 可以适当添加商标icon (line 130)
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart (2)
  • 这里需要绑定时间 (line 113)
  • 这里需要绑定时间 (line 119)
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart (1)
  • 添加说明description的默认颜色(浅灰,与SettingTile保持一致) (line 66)
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart (1)
  • 补充显示逻辑 (line 41)
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart (1)
  • 将颜色设为和其他一致 (line 332)
lib/router/app_router.dart (1)
  • 存在多端渲染策略问题,移动端动画正常,但是桌面端出现短暂背景渲染失败问题,需要解决或抑制 (line 96)
lib/theme/m3e_bridge.dart (1)
  • 需要被抽象进theme.dart (line 90)
test/widgets/inbox_page_test.dart (2)
  • 该调试在未知情况下失败,但真机调试正常 (line 48)
  • 存在无法解释的异常,但是真机调试通过 (line 95)

- Extract math constant _degToRad to avoid repetitive deg-to-rad multiplication math on every frame.
- Eliminate per-frame List<_CardPositioned> and _CardPositioned wrapper object allocations in build() during gesture dragging and animations (60/120 FPS).
- Ensure dart format formatting rules pass cleanly across codebase.
- Record Bolt performance insights in .jules/bolt.md.
@github-actions

github-actions Bot commented Sep 9, 2026

Copy link
Copy Markdown

❌ Flutter CI

Check Result
Format & Analyze
Tests & Coverage
Build Android Check

View workflow run

📊 TODO Summary Report

Total TODOs found: 24

📋 Click to expand TODO Details (24)

📂 Files with TODOs:

File Path TODO Count
lib/database/app_database.dart 1
lib/pages/AppShell/app_shell.dart 2
lib/pages/InboxPage/inbox_page.dart 5
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart 6
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart 2
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart 1
lib/router/app_router.dart 1
lib/theme/m3e_bridge.dart 1
test/widgets/inbox_page_test.dart 2

🔍 Details:

lib/database/app_database.dart (1)
  • 给所有相关方法添加Status字段 (line 49)
lib/pages/AppShell/app_shell.dart (2)
  • 修改为WoltModalSheet以增强可读性 (line 47)
  • 顶部Row取消中心切换,将按钮组写入ModalSheet的action区域 (line 57)
lib/pages/InboxPage/inbox_page.dart (5)
  • 确认左滑手势的逻辑 (line 257)
  • 改为真实用户名 (line 358)
  • 添加背景装饰和字体,以及接入真实逻辑 (line 394)
  • 添加背景装饰和字体 (line 432)
  • 根据优先级计算选择性传参 (line 537)
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart (1)
  • 接入TextField持久化逻辑 (line 44)
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart (6)
  • 创建切换和存储逻辑 (line 46)
  • 添加逻辑和存储 (line 56)
  • 添加逻辑和存储 (line 60)
  • 添加白名单页面 (line 66)
  • 添加渲染引擎描述和建议 (line 129)
  • 可以适当添加商标icon (line 130)
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart (2)
  • 这里需要绑定时间 (line 113)
  • 这里需要绑定时间 (line 119)
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart (1)
  • 添加说明description的默认颜色(浅灰,与SettingTile保持一致) (line 66)
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart (1)
  • 补充显示逻辑 (line 41)
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart (1)
  • 将颜色设为和其他一致 (line 332)
lib/router/app_router.dart (1)
  • 存在多端渲染策略问题,移动端动画正常,但是桌面端出现短暂背景渲染失败问题,需要解决或抑制 (line 96)
lib/theme/m3e_bridge.dart (1)
  • 需要被抽象进theme.dart (line 90)
test/widgets/inbox_page_test.dart (2)
  • 该调试在未知情况下失败,但真机调试正常 (line 48)
  • 存在无法解释的异常,但是真机调试通过 (line 95)

- Extract math constant _degToRad to avoid repetitive deg-to-rad multiplication math on every frame.
- Eliminate per-frame List<_CardPositioned> and _CardPositioned wrapper object allocations in build() during gesture dragging and animations (60/120 FPS).
- Ensure dart format formatting rules pass cleanly across codebase.
- Record Bolt performance insights in .jules/bolt.md.
@github-actions

github-actions Bot commented Sep 9, 2026

Copy link
Copy Markdown

❌ Flutter CI

Check Result
Format & Analyze
Tests & Coverage
Build Android Check

View workflow run

📊 TODO Summary Report

Total TODOs found: 24

📋 Click to expand TODO Details (24)

📂 Files with TODOs:

File Path TODO Count
lib/database/app_database.dart 1
lib/pages/AppShell/app_shell.dart 2
lib/pages/InboxPage/inbox_page.dart 5
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart 6
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart 2
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart 1
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart 1
lib/router/app_router.dart 1
lib/theme/m3e_bridge.dart 1
test/widgets/inbox_page_test.dart 2

🔍 Details:

lib/database/app_database.dart (1)
  • 给所有相关方法添加Status字段 (line 49)
lib/pages/AppShell/app_shell.dart (2)
  • 修改为WoltModalSheet以增强可读性 (line 47)
  • 顶部Row取消中心切换,将按钮组写入ModalSheet的action区域 (line 57)
lib/pages/InboxPage/inbox_page.dart (5)
  • 确认左滑手势的逻辑 (line 257)
  • 改为真实用户名 (line 358)
  • 添加背景装饰和字体,以及接入真实逻辑 (line 394)
  • 添加背景装饰和字体 (line 432)
  • 根据优先级计算选择性传参 (line 537)
lib/pages/SettingPage/subSettingPage/aiSetting/ai_setting_page.dart (1)
  • 接入TextField持久化逻辑 (line 44)
lib/pages/SettingPage/subSettingPage/focusSetting/focus_setting_page.dart (6)
  • 创建切换和存储逻辑 (line 46)
  • 添加逻辑和存储 (line 56)
  • 添加逻辑和存储 (line 60)
  • 添加白名单页面 (line 66)
  • 添加渲染引擎描述和建议 (line 129)
  • 可以适当添加商标icon (line 130)
lib/pages/SettingPage/subSettingPage/notificationSetting/notification_setting_page.dart (2)
  • 这里需要绑定时间 (line 113)
  • 这里需要绑定时间 (line 119)
lib/pages/SettingPage/subSettingPage/planningSetting/planning_setting_page.dart (1)
  • 添加说明description的默认颜色(浅灰,与SettingTile保持一致) (line 66)
lib/pages/SettingPage/subSettingPage/storageSetting/storage_setting_page.dart (1)
  • 补充显示逻辑 (line 41)
lib/pages/SettingPage/subSettingPage/syncSetting/sync_setting_page.dart (1)
  • 将颜色设为和其他一致 (line 332)
lib/router/app_router.dart (1)
  • 存在多端渲染策略问题,移动端动画正常,但是桌面端出现短暂背景渲染失败问题,需要解决或抑制 (line 96)
lib/theme/m3e_bridge.dart (1)
  • 需要被抽象进theme.dart (line 90)
test/widgets/inbox_page_test.dart (2)
  • 该调试在未知情况下失败,但真机调试正常 (line 48)
  • 存在无法解释的异常,但是真机调试通过 (line 95)

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